按一般标准衡量, 地核是由相当致密的物质组成的.Judge by ordinary standards, the core is made of rather dense stuff.地球的中心是地核,地核的周围是地幔.The earth has a core and a mantle around it.一般认为地核至少是外核由镍和铁构成.The earth's core, at least the outer one is...
He bowled so well that we won two matches.他的球投得极棒，使我们赢下了两场比赛。Veronica looked at him, smiling, as they bowled along.他们的车快速前行时，韦罗妮卡面带微笑地看着他。Watkins hit 16 before being bowled by Ambrose.沃特金斯击球得了16分后被安布罗斯投杀出局。...
花园里万紫千红，鸟鸣嘤嘤。The gardens blazed with colour and throbbed with birdsong.鸟鸣报晓.The singing of the birds heralded in the day.鸟鸣声不时打破林中的寂静.Now and then a bird's song broke in upon the silence of the wood....
The children were playing on the inflatable castle.孩子们在充气的城堡上嬉戏。That is an inflatable rubber boat.那是条可充气的橡皮船.Lightweight aluminum portals add horizontal stability and brace the self - supporting inflatable skin.质量较轻的铝制入口...